20172088300

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{449}}^1\times {\mathrm{4937}}^1$

素因数の和:5420

約数の個数: 144

約数和(自身を含む): 54005918400

約数和(自身を除く): 33833830100

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 35, 50, 52, 65, 70, 91, 100, 130, 140, 175, 182, 260, 325, 350, 364, 449, 455, 650, 700, 898, 910, 1300, 1796, 1820, 2245, 2275, 3143, 4490, 4550, 4937, 5837, 6286, 8980, 9100, 9874, 11225, 11674, 12572, 15715, 19748, 22450, 23348, 24685, 29185, 31430, 34559, 40859, 44900, 49370, 58370, 62860, 64181, 69118, 78575, 81718, 98740, 116740, 123425, 128362, 138236, 145925, 157150, 163436, 172795, 204295, 246850, 256724, 291850, 314300, 320905, 345590, 408590, 449267, 493700, 583700, 641810, 691180, 817180, 863975, 898534, 1021475, 1283620, 1604525, 1727950, 1797068, 2042950, 2216713, 2246335, 3209050, 3455900, 4085900, 4433426, 4492670, 6418100, 8866852, 8985340, 11083565, 11231675, 15516991, 22167130, 22463350, 28817269, 31033982, 44334260, 44926700, 55417825, 57634538, 62067964, 77584955, 110835650, 115269076, 144086345, 155169910, 201720883, 221671300, 288172690, 310339820, 387924775, 403441766, 576345380, 720431725, 775849550, 806883532, 1008604415, 1440863450, 1551699100, 2017208830, 2881726900, 4034417660, 5043022075, 10086044150, 20172088300]

約数ペア:

[(1, 20172088300), (2, 10086044150), (4, 5043022075), (5, 4034417660), (7, 2881726900), (10, 2017208830), (13, 1551699100), (14, 1440863450), (20, 1008604415), (25, 806883532), (26, 775849550), (28, 720431725), (35, 576345380), (50, 403441766), (52, 387924775), (65, 310339820), (70, 288172690), (91, 221671300), (100, 201720883), (130, 155169910), (140, 144086345), (175, 115269076), (182, 110835650), (260, 77584955), (325, 62067964), (350, 57634538), (364, 55417825), (449, 44926700), (455, 44334260), (650, 31033982), (700, 28817269), (898, 22463350), (910, 22167130), (1300, 15516991), (1796, 11231675), (1820, 11083565), (2245, 8985340), (2275, 8866852), (3143, 6418100), (4490, 4492670), (4550, 4433426), (4937, 4085900), (5837, 3455900), (6286, 3209050), (8980, 2246335), (9100, 2216713), (9874, 2042950), (11225, 1797068), (11674, 1727950), (12572, 1604525), (15715, 1283620), (19748, 1021475), (22450, 898534), (23348, 863975), (24685, 817180), (29185, 691180), (31430, 641810), (34559, 583700), (40859, 493700), (44900, 449267), (49370, 408590), (58370, 345590), (62860, 320905), (64181, 314300), (69118, 291850), (78575, 256724), (81718, 246850), (98740, 204295), (116740, 172795), (123425, 163436), (128362, 157150), (138236, 145925)]